556051105500 has 96 divisors (see below), whose sum is σ = 1766422764288. Its totient is φ = 134800264000.

The previous prime is 556051105471. The next prime is 556051105507. The reversal of 556051105500 is 5501150655.

556051105500 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556051105507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16833534 + ... + 16866533.

It is an arithmetic number, because the mean of its divisors is an integer number (18400237128).

Almost surely, 2^556051105500 is an apocalyptic number.

556051105500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

556051105500 is an abundant number, since it is smaller than the sum of its proper divisors (1210371658788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

556051105500 is a wasteful number, since it uses less digits than its factorization.

556051105500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33700100 (or 33700088 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 556051105500 in words is "five hundred fifty-six billion, fifty-one million, one hundred five thousand, five hundred".